code: def test_iterator_NotImplementedError(self):
      keyword_processor = KeywordProcessor()
      keyword_processor.add_keyword("j2ee", "Java")
      keyword_processor.add_keyword("colour", "color")
      keyword_processor.get_all_keywords()
      with pytest.raises(NotImplementedError):
          for value in keyword_processor:
              pass
  
file_path: flashtext/test/test_kp_exceptions.py
imports: from collections import defaultdict
  from flashtext import KeywordProcessor
  import logging
  import unittest
  import pytest
  import json
  import re
label_desc: Use image node_id 3 for calling the TestKPExceptions obj's underlying member method code with example usage: obj.test_iterator_NotImplementedError() without return types